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GATE Ecology & Evolution Syllabus 2027, Exam Pattern
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GATE Ecology & Evolution Syllabus 2027, Exam Pattern, Exam Date 2027
Detail Information about GATE has published notification 2027 for the Notification of Ecology & Evolution (EY). Those Candidates who are Interested to the following Entrance Exam and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Notification with Latest Update Exam Pattern and the Exam Date also.
GATE Exam Highlights 2027
| Exam | Graduate Aptitude Test in Engineering (GATE) |
| Organization | Indian Institute of Technology (IIT) Madras |
| Application Mode | Online |
| Frequency of Examination | Annual |
| Exam Date 2027 | 06th, 07th, 13th, 14th, 20th & 21st February 2027 |
| Mode of Examination | Computer-Based Mode |
| Category | Syllabus and Exam Pattern |
| Purpose of Examination | Qualifying Examination for M.E./ M.Tech/ Ph.D admissions and PSU |
| Official Website | gate2027.iitm.ac.in |
GATE Ecology & Evolution Syllabus 2027
General Aptitude :
Verbal Aptitude
1. Basic English grammar
2. Tenses
3. Articles
4. Adjectives
5. Prepositions
6. Conjunctions
7. Verb-noun agreement and other parts of speech
8. Basic vocabulary
9. Words
10. Idioms
11. Phrases in context
12. Reading and comprehension
13. Narrative sequencing
Quantitative Aptitude
1. Data interpretation
2. Data graphs (bar graphs, pie charts, and other graphs representing data)
3. 2- and 3-dimensional plots
4. Maps
5. Tables
6. Numerical computation and estimation
7. Ratios
8. Percentages
9. Powers
10. Exponents and logarithms
11. Permutations and combinations
12. Series
13. Mensuration and geometry
14. Elementary statistics
15. Probability
Analytical Aptitude
1. Logic: deduction and induction
2. Analogy
3. Numerical relations and reasoning
Spatial Aptitude
1. Transformation of shapes
3. Translation
4. Rotation
5. Scaling
6. Mirroring
7. Assembling
8. Grouping
9. Paper folding
10. Cutting
11. Patterns in 2 and 3 dimensions
1. Basic English grammar
2. Tenses
3. Articles
4. Adjectives
5. Prepositions
6. Conjunctions
7. Verb-noun agreement and other parts of speech
8. Basic vocabulary
9. Words
10. Idioms
11. Phrases in context
12. Reading and comprehension
13. Narrative sequencing
Quantitative Aptitude
1. Data interpretation
2. Data graphs (bar graphs, pie charts, and other graphs representing data)
3. 2- and 3-dimensional plots
4. Maps
5. Tables
6. Numerical computation and estimation
7. Ratios
8. Percentages
9. Powers
10. Exponents and logarithms
11. Permutations and combinations
12. Series
13. Mensuration and geometry
14. Elementary statistics
15. Probability
Analytical Aptitude
1. Logic: deduction and induction
2. Analogy
3. Numerical relations and reasoning
Spatial Aptitude
1. Transformation of shapes
3. Translation
4. Rotation
5. Scaling
6. Mirroring
7. Assembling
8. Grouping
9. Paper folding
10. Cutting
11. Patterns in 2 and 3 dimensions
Ecology & Evolution (EY) Syllabus :
Section 1: Ecology
Fundamental Concepts: Abiotic and biotic components of ecosystems; Levels of biological organization (individuals, population, species, community, ecosystems, biomes); Niches; Habitats; Functional traits; Ecophysiology (e.g. physiological adaptations, homeostasis, acclimation).
Population Ecology: Population dynamics and growth (density dependent/independent); Meta-population ecology; Age-structured populations.
Interactions: Types of interactions (mutualism, symbiosis, commensalism, competition, parasitism, predation, etc.); Two species population models (Lotka-Voltera equations); Trophic levels and their direct and indirect interactions.
Community Ecology: Community assembly, structure and succession; Role of dispersal and habitat/environmental filtering; levels of diversity (alpha, beta, gamma); Species richness, Evenness and diversity indices; Relative abundance; Species-area relationships; Diversity gradients (e.g. latitudinal and altitudinal gradients); Theory of island biogeography.
Ecosystem Structure and Function: Primary and secondary productivity; Food web, energy flow, and biogeochemical cycles (e.g. carbon and nitrogen); Ecosystem properties (e.g. stability, resilience); Global biomes and biogeographic zones; Flora and fauna of India; Biogeography of India.
Population Ecology: Population dynamics and growth (density dependent/independent); Meta-population ecology; Age-structured populations.
Interactions: Types of interactions (mutualism, symbiosis, commensalism, competition, parasitism, predation, etc.); Two species population models (Lotka-Voltera equations); Trophic levels and their direct and indirect interactions.
Community Ecology: Community assembly, structure and succession; Role of dispersal and habitat/environmental filtering; levels of diversity (alpha, beta, gamma); Species richness, Evenness and diversity indices; Relative abundance; Species-area relationships; Diversity gradients (e.g. latitudinal and altitudinal gradients); Theory of island biogeography.
Ecosystem Structure and Function: Primary and secondary productivity; Food web, energy flow, and biogeochemical cycles (e.g. carbon and nitrogen); Ecosystem properties (e.g. stability, resilience); Global biomes and biogeographic zones; Flora and fauna of India; Biogeography of India.
Section 2: Evolution
Fundamentals: Lamarckism; Darwinism; Modern Synthesis; Variation; Heritability; Natural selection; Fitness and adaptation; Types of selection (e.g. stabilizing, directional, disruptive).
Diversity of Life: Origin and history of life on earth; Paleobiological evidence; Diversity and classification of life; Classical taxonomy vs systematics (cladistics).
Life History Theory: Allocation of resources; Tradeoffs; r/K selection; Strategies (e.g. semelparity and iteroparity).
Interactions: Co-evolution (e.g. mutualism, arms race, co-speciation); Prey-predator interactions (e.g. mimicry, crypsis); Host-parasite interactions
Population and Quantitative Genetics: Origins of genetic variation; Mendelian genetics; Hardy-Weinberg equilibrium; Drift; Selection (one-locus two-alleles model); Population genetic structure (panmixia, gene flow, FST); Polygenic traits; Gene-environment interactions (phenotypic plasticity); Heritability; Epistasis and epigenetic inheritance.
Molecular Evolution and Phylogenetics: Mutation rates; Molecular clocks; Neutral processes; Rates of evolution; Chromosomal and genome evolution (e.g. hybridization, ploidy, introgression); Phylogenetic methods (parsimony; maximum likelihood, Bayesian, etc); Phylogeography
Macroevolution: Species concepts; Speciation and extinction; Adaptive radiation; Convergence; Biogeographic processes; Continental drift.
Diversity of Life: Origin and history of life on earth; Paleobiological evidence; Diversity and classification of life; Classical taxonomy vs systematics (cladistics).
Life History Theory: Allocation of resources; Tradeoffs; r/K selection; Strategies (e.g. semelparity and iteroparity).
Interactions: Co-evolution (e.g. mutualism, arms race, co-speciation); Prey-predator interactions (e.g. mimicry, crypsis); Host-parasite interactions
Population and Quantitative Genetics: Origins of genetic variation; Mendelian genetics; Hardy-Weinberg equilibrium; Drift; Selection (one-locus two-alleles model); Population genetic structure (panmixia, gene flow, FST); Polygenic traits; Gene-environment interactions (phenotypic plasticity); Heritability; Epistasis and epigenetic inheritance.
Molecular Evolution and Phylogenetics: Mutation rates; Molecular clocks; Neutral processes; Rates of evolution; Chromosomal and genome evolution (e.g. hybridization, ploidy, introgression); Phylogenetic methods (parsimony; maximum likelihood, Bayesian, etc); Phylogeography
Macroevolution: Species concepts; Speciation and extinction; Adaptive radiation; Convergence; Biogeographic processes; Continental drift.
Section 3: Mathematics and Quantitative Ecology :
Mathematics and Statistics in Ecology: Simple functions (linear, quadratic, exponential, logarithmic, etc); Concept of derivatives and slope of a function; Permutations and combinations; Basic probability (probability of random events; Sequences of events, conditional probability, etc); Probability distributions (e.g. binomial, normal, Poisson); Descriptive statistics (mean, variance, coefficient of variation, confidence intervals, etc.).
Study design and Statistical methods: Statistical hypothesis testing; Concept of p-value; Type I and Type II error, Statistical tests (e.g. t- test, Chi-square test); Correlation, linear regression and ANOVA.
Study design and Statistical methods: Statistical hypothesis testing; Concept of p-value; Type I and Type II error, Statistical tests (e.g. t- test, Chi-square test); Correlation, linear regression and ANOVA.
Section 4: Behavioral Ecology
Classical Ethology and Sensory Ecology: Proximate and ultimate explanations for behaviour; Innate and learnt behavior; Basic mechanisms (e.g., neuroethology, behavioural endocrinology); Modes of communication (chemical, visual, etc); Movement (e.g. navigation).
Foraging and Reproduction: Optimal foraging theory; Space use (e.g. territoriality); Mating systems; Sexual selection and sexual conflict (runaway selection, good-genes, handicap principle, etc); Parental care.
Social Behaviour: Costs and benefits of group-living; Intraspecific competition (e.g. scramble and contest); Kin selection; Altruism.
Foraging and Reproduction: Optimal foraging theory; Space use (e.g. territoriality); Mating systems; Sexual selection and sexual conflict (runaway selection, good-genes, handicap principle, etc); Parental care.
Social Behaviour: Costs and benefits of group-living; Intraspecific competition (e.g. scramble and contest); Kin selection; Altruism.
Section 5: Applied Ecology & Evolution :
Biodiversity and Conservation: Biodiversity-ecosystem function relationships; Ecosystem services; Conservation (endemism, biodiversity hotspots, protected areas); Global conservation initiatives (e.g. COP, IUCN, CBD, CITES); Conservation genetics and methods (genetic diversity, inbreeding depression, DNA fingerprinting and DNA barcoding).
Disease Ecology and Evolution: Epidemiology; Zoonotic diseases; Antibiotic resistance.
Global Change: Causes, consequences, adaptation and mitigation of climate change; Threats to biodiversity (e.g. pollution, habitat loss and change); Invasive species.
Disease Ecology and Evolution: Epidemiology; Zoonotic diseases; Antibiotic resistance.
Global Change: Causes, consequences, adaptation and mitigation of climate change; Threats to biodiversity (e.g. pollution, habitat loss and change); Invasive species.
GATE Ecology & Evolution Exam Pattern 2027
GATE Exam Pattern 2027 : Highlights
| GATE Examination Mode | Computer-Based Test (CBT) |
| GATE Exam Language | English |
| GATE Duration | 3 Hours (180 Minutes) |
| GATE Sectional Time Limit | None |
| GATE Total Marks | 100 |
| GATE Total Number of questions | 65 |
| GATE Type of Questions | Multiple Choice Questions (MCQ)
Multiple Select Questions (MSQ);
Numerical Answer Type (NAT) Questions
|
| GATE Number of Sections | Two/ Three (depending on the paper) |
| GATE Section-wise Number of Questions |
General Aptitude- 10 questions,
Core Discipline- 55 questions
|
| GATE Section-wise Weightage |
General Aptitude- 15 marks,
Core Discipline- 85 marks
|
| GATE Marking Scheme | 1 or 2 marks for each correct answer |
| GATE Negative Marking |
For 1 mark MCQ, 1/3 mark will be deducted for a wrong answer;
For 2-mark MCQ, 2/3 mark will be deducted for a wrong answer;
No negative marking for MSQs and NATs
|
Duration : 180 Minutes
Negative Mark :
For 1 mark MCQ, 1/3 mark will be deducted for a wrong answer;
For 2-mark MCQ, 2/3 mark will be deducted for a wrong answer;
No negative marking for MSQs and NATs
| S.No. | Subject | No.of Question | Marks |
| 1. | General Aptitude | 10 | 15 |
| 2. | Ecology & Evolution | 55 | 85 |
| Total | 65 | 100 |
GATE Exam Date 2026 : 06th, 07th, 13th, 14th, 20th & 21st February 2027
Starting Date of Application Form : 02nd September 2026
Last Date of Application Form : 05th October 2026
Starting Date of Application Form : 02nd September 2026
Last Date of Application Form : 05th October 2026
FAQs
GATE Ecology & Evolution 2027 Exam Syllabus Frequently Asked Questions (FAQ's)
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